. >> a state like crackdown has landed a lot of people in trouble with the law. a record 475 arrests were made in a state known as operation salt shoulder tap. stanley roberts as a look inside >> can we talk to? >> this man, this man, this man, and this man, they all have one thing in common. in fact, more than 400 people around the state of california have done the exact same thing. local police conducted a statewide operation to curb the sale of alcohol to minors. as a good look at what actually happens. this guy's face is blurred and he is a 17 year-old police decoy to simply ask strangers to buy him beer. he even tells people he is 17 and cannot legally buy alcohol. the man and a lack of ready agrees to buy the boy beer but not before looking around to see if anyone is watching. after a few minutes, what he returns with a 12 pack of beer to the decoy and in the police moved in. >> right now you're gonna get a ticket for giv >> instead of taking money from the boy, he decided to buy him a beer with his own money. >> we're trying to educate the public. you need